18949216

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 45341856

約数和(自身を除く): 26392640

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 41, 44, 52, 82, 88, 101, 104, 143, 164, 176, 202, 208, 286, 328, 352, 404, 416, 451, 533, 572, 656, 808, 902, 1066, 1111, 1144, 1312, 1313, 1616, 1804, 2132, 2222, 2288, 2626, 3232, 3608, 4141, 4264, 4444, 4576, 5252, 5863, 7216, 8282, 8528, 8888, 10504, 11726, 14432, 14443, 16564, 17056, 17776, 21008, 23452, 28886, 33128, 35552, 42016, 45551, 46904, 53833, 57772, 66256, 91102, 93808, 107666, 115544, 132512, 182204, 187616, 215332, 231088, 364408, 430664, 462176, 592163, 728816, 861328, 1184326, 1457632, 1722656, 2368652, 4737304, 9474608, 18949216]

約数ペア:

[(1, 18949216), (2, 9474608), (4, 4737304), (8, 2368652), (11, 1722656), (13, 1457632), (16, 1184326), (22, 861328), (26, 728816), (32, 592163), (41, 462176), (44, 430664), (52, 364408), (82, 231088), (88, 215332), (101, 187616), (104, 182204), (143, 132512), (164, 115544), (176, 107666), (202, 93808), (208, 91102), (286, 66256), (328, 57772), (352, 53833), (404, 46904), (416, 45551), (451, 42016), (533, 35552), (572, 33128), (656, 28886), (808, 23452), (902, 21008), (1066, 17776), (1111, 17056), (1144, 16564), (1312, 14443), (1313, 14432), (1616, 11726), (1804, 10504), (2132, 8888), (2222, 8528), (2288, 8282), (2626, 7216), (3232, 5863), (3608, 5252), (4141, 4576), (4264, 4444)]